19 May 2003 1 ©Copyright 2003, DigitalGlobe, Inc. An Imaging and Information Company

QuickBird Imagery Products

Jim FriedelDigitalGlobe, Inc.Senior Director, New Product Development

19 May 2003 2 ©Copyright 2003, DigitalGlobe, Inc. An Imaging and Information Company

QuickBird Raw Data

• Six individual images, each corresponding to a Detector Chip Assembly (DCA)

Lhasa, Tibet

19 May 2003 3 ©Copyright 2003, DigitalGlobe, Inc. An Imaging and Information Company

QuickBird Basic Imagery

• Essentially “Raw” imagery- Virtual Linear Array

• Sensor corrections• No geometric corrections• Radiometric corrections

• Product options- Full scene delivery- Panchromatic, Multispectral or

Bundle (Pan and MS)- Pansharpening not available

• GSD varies with off-nadir angle- 61-cm (nadir) to 72-cm (25o) Pan- 2.44-m (nadir) to 2.88-m (25o) MS

columns27,552 (pan)6,888 (MS)

rows27,424 (pan)6,856 (MS)

Panchromatic Multispectral8 bit 800MB 200MB16 bit 1.6GB 400MB

Typical File Size Lhasa, Tibet

19 May 2003 4 ©Copyright 2003, DigitalGlobe, Inc. An Imaging and Information Company

Basic Imagery (cont)

• Product use:- Orthorectifiable using COTS tools

• Using supplied Image Support Data- No extra charge for Image Support Data

- Orthorectification Methods• QuickBird Rigorous Model• RPCs

• Accuracy- Delivered in satellite frame of reference, no “implied” accuracy- 23m CE90%, excluding terrain displacement and viewing angle

distortion, achievable using supplied Image Support Data- In practice, 3 to 10 m CE90% (2 to 6 m RMSE)

using high quality DEM and GCPs (DTED 2, submeter GCPs)

19 May 2003 5 ©Copyright 2003, DigitalGlobe, Inc. An Imaging and Information Company

Standard Imagery

• Geometrically corrected- Radiometric corrections- Sensor corrections- Map projected- Corrected using coarse DEM

• Product Options- Customer defined area

• Available by square kilometer- Panchromatic, Multispectral,

Bundle (Pan and MS), or Pansharpened

• Resampled to standard pixel spacing - 60cm or 70cm for Pan or

Pansharpened- 2.4m or 2.8m MS

Typical File SizeParis, France

Pan60-cm

MS2.4-m

Pansharpened 60-cm (3 band)

8 bit 192MB 48MB 544MB16 bit 384MB 96MB 1.1GB8 bit 300MB 75MB 850MB16 bit 600MB 150MB 1.7GB

64km2

100km2

19 May 2003 6 ©Copyright 2003, DigitalGlobe, Inc. An Imaging and Information Company

Standard Imagery (cont)

• Product use:- Low cost, worldwide availability, rectified imagery- Not Orthorectifiable “after the fact”

• Delivered Accuracy:- 23m CE90%, excluding terrain distortion and viewing geometry- There will be some distortion due to ‘coarse’ terrain model

viewing angleup to 15o

viewing angleup to 25o

United States, Europe (not including United Kingdom), Russia, Asia, Middle East, India, Mexico, Central America, southern Canada, New Zealand 0 - 25 0 - 42South America, Africa, United Kingdom, northern Canada, Australia, Greenland, Malaysia, Indonesia 0 - 78 0 - 136Borneo, some parts of Bolivia, southern tip of South America (Chile and Argentina) 0 - 123 0 - 213Antarctica variable variable

Additional geopositional displacement due to terrain model (meters)

Geography

19 May 2003 7 ©Copyright 2003, DigitalGlobe, Inc. An Imaging and Information Company

Ortho Ready Standard Imagery

• Geometrically corrected- Same Corrections as Standard- Projected to fixed elevation

(Ellipsoid or Base Elevation - no DEM)

• Product Options- Customer defined area (same

as Standard)- Panchromatic, Multispectral,

Bundle (Pan and MS) or Pansharpening (soon)

• Resampled to standard pixel spacing- 60cm or 70cm for Pan or

Pansharpened- 2.4m or 2.8m MS Palm Island, Abu Dhabi

19 May 2003 8 ©Copyright 2003, DigitalGlobe, Inc. An Imaging and Information Company

Ortho Ready Standard Imagery (cont)

• Product Use:- Orthorectifiable using COTS tools

• RPCs supplied at no additional charge- Orthorectification Methods

• RPCs only- Note: QuickBird sensor model cannot be used with Ortho Ready Standard

Imagery

• Accuracy- As delivered, 23m CE90%, excluding terrain distortion and viewing

geometry- Achievable Accuracy

• 5 to 16 m CE90% (3 to 10 m RMSE), using high quality DEMs and GCPs (DTED 2, submeter GCPs)

19 May 2003 9 ©Copyright 2003, DigitalGlobe, Inc. An Imaging and Information Company

Orthorectified Imagery• Ortho corrected

- Radiometric corrections- Sensor corrections- Map projected- Topographic distortions removed

• Customer defined area- Available by square kilometer

• Resampled to standard pixel spacing- 60cm or 70cm for Pan or

Pansharpened- 2.4m or 2.8m MS

• Available in standard map scales

Mexico City, Mexico

• Multiple accuracies

19 May 2003 10 ©Copyright 2003, DigitalGlobe, Inc. An Imaging and Information Company

Orthorectified Imagery (cont)

- Delivered Accuracy• As dictated by orthorectified

product level• Current product offering –

up to 2.5m RMSE

- Internal testing has achieved accuracies as good as 0.4m RMSE

Orthorectified Product Level CE90% RMSE

Geographic Availability

1:25,000 12.7 m 7.72 m worldwide1:12,000 10.2 m 6.2 m US only1:4800 4.06 m 2.47 m US onlycustom variable variable worldwide

• Accuracy

Ottawa, Canada

19 May 2003 11 ©Copyright 2003, DigitalGlobe, Inc. An Imaging and Information Company

QuickBird Product Comparison

Basic Imagery

• Supports highest orthorectification accuracy, by end-user using Rigorous Model, or RPCs• Customer has complete control of project• Image Support Data delivered at no extra charge

Standard Imagery

• Georeferenced, coarse elevation correction• GIS ready, area-based product• No need for image support data or DEMs and GCPs

Ortho ReadyStandard Imagery

• Georeferenced• Designed to support area-based orthorectification• Image Support Data, including RPCs, delivered at no extra charge

Orthorectified Imagery

• Available in many options:(1:25,000, 1:12,000, 1:4800, Custom)

19 May 2003 12 ©Copyright 2003, DigitalGlobe, Inc. An Imaging and Information Company

Software Partners

Partner Software Version Support

4.4.1 4.4.1

RPC RigorousRPCRigorous

Z/IImaging

Image Station

4.24.2

RPCRigorous

AvailableAvailable

ResearchSystems

ENVI 3.5 & 3.63.5 & 3.6

RPCRigorous

Both available via 3rd

party plug-in (Mojave)

RPCRigorousRPCRigorousRPCRigorousRPCRigorous

8.2.18.2.2

8.5.x8.62.2.1

Status

Socet Set AvailableAvailableAvailable Available

Available End of July Expected

SensorSystems

Remote View - PC

AvailableIn progress

Leica AV Image Analysis

End of July ExpectedEnd of July Expected

ERMapping

ER Mapper In progressNot planned

PCI Geomatica

Leica ERDAS Imagine

BAELeica

19 May 2003 13 ©Copyright 2003, DigitalGlobe, Inc. An Imaging and Information Company

Recent Product Offerings

• Mini-Basic Product- a full Basic Product area segmented into approximately 5 separate

scenes, same widths as Basic- individual images able to be written to CDs, includes a tile map- individual RPCs, same accuracy capability as full Basic Product- Currently available to limited set of customers

• Basic Stereo Pair- in-track, same-pass capability - which eliminates problems due to

radiometric, temporal or seasonal variations

19 May 2003 14 ©Copyright 2003, DigitalGlobe, Inc. An Imaging and Information Company

Recent Product Offerings

• 1:4800 QuickBird Orthorectified Imagery products (1”=400’)- GIS-ready, cloud free mosaic product feature 2 foot resolution- panchromatic, with selection of projection and datum- currently 500 U.S. cities- ideal for creating and revising mapping and GIS databases, or for

registering existing feature layers

1999 Orthophoto of new construction (not to scale) 2002 DigitalGlobe Orthorectified Imagery of the samearea (not to scale)

19 May 2003 15 ©Copyright 2003, DigitalGlobe, Inc. An Imaging and Information Company

Value Added Products

3D Visualization Products 3D Visualization Products

Gridded Airfield Graphics

Image City Maps